Honda Civic SI (FC/FK) 2017-21 Hyper-Street II Coilover Kit w/ 32-Way Damping Force AdjustmentHyper Street II Coilover Suspension Upgrade Compatible With Honda Civic SI (FC FK) 2017 2018 2019 2020 2021; 54mm Front Shock Clamp; If used on vehicles with adaptive dampers, a warning light will be illuminated for the adaptive damping system but the vehicle will function. Hyper Street II coilover suspension upgrade features mono tube shocks with 32 clicks rebound settings and full length adjustable. Mono tube shocks provides larger capacity for gas

TURBINE Wheel Diameter: 49

1 x type-m intercooler (Part Number: IC-009)

5mm / Length: 52mm (Extra Spring)

No modifications needed

Exhaust Trim:

Exhaust Tip size : 4

5 Downpipe

Core Thickness: 2

2001 2002 2003 2004 2005

Part Number:

Not Meant To Replace Factory Ride Height Specifications

Damping Levels 16 Levels Height Adjustment Yes Spring Rate(Front) 8 kg/mm (448 lbs/inch) Spring Rate(Rear) 7 kg/mm (392 lbs/inch) Spring Length(Front) 200 mm Spring Length(Rear) 190 mm Front Top Mount No Rear Top Mount No